Spy Filter

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DirectShow filter for tracing (together with the log object) connections, positioning, data flow, etc, to save input Direct Show samples to file(s).

Overview

The Spy filter is great tool for debugging your DirectShow application.

Features

Writes to the log file (with Log Object - Log object for logging the parameters of the DS graph.):

  • Connection and allocator parameters
  • Graph structure
  • Input DirectShow samples
  • Seeking (IMediaSeeking), flushing, NewSegment, EndOfStream, etc.


Usage

DirectShow filter to check connection properties, track interface calls and get information about DirectShow media samples.
1. Download and install Spy Filter.
2. Insert Spy filter into the DirectShow graph between the filters of interest (connect the input and output pins).
3. Run, stop and close DirectShow graph.
4. Check the log file created by Spy filter with the Log object.

Related Products

  • Log Object - Log object for logging the parameters of the DS graph.
  • Video Generator - DirectShow filter for generating a video stream with the necessary parameters, for creating video frames for checking chroma key, for outputting an audio stream synchronized with video, and much more.

Downloads

See Also

Personal tools